ssh远程登录脚本

安装expect

yum  -y install  expect

编写脚本

vim   ssh.exp

#!/usr/bin/expect
spawn ssh root@192.168.57.134 -p 22
expect "*Are you sure you want to continue connecting (yes/no)?"
send "yes\r"
expect "*password:"
send "123456\r"
interact

增加执行权限

chmod +x  ssh.exp

执行脚本

expect ./ssh.exp

编写远程执行命令脚本

#!/use/bin/expect
set host "192.168.100.120"  
set passwd "123456"
spawn ssh root@$host
expert {
"yes/no" { send "yes\r";exp_continue }  
"assword:" { send "$passwd\r" }  
}
expect "]*"  //匹配 ]* 的内容，其实就是[root@localhost sum] # 的最后那段
send "touch 1.txt"
expect "]*"
send "touch 2.txt"
expect "]*"
send "exit\r"

远程执行脚本示例

　　#!/usr/bin/expect
　　spawn ssh root@192.168.57.134 -p 22
　　#expect "*Are you sure you want to continue connecting (yes/no)?"
　　#send "yes\r"
　　expect "*password:"
　　send "123456\r"
　　expect "]*"
　　send "yum -y install vsftpd\r"
　　send "systemctl start vsftpd\r"
　　send "netstat -nltp| grep 21\r"
　　send "exit\r"

　　interact